Emitter and electron gun
TW202640681APending Publication Date: 2026-10-01DENKA CO LTD
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Patent Information
- Application Number
- TW114147685
- Authority / Receiving Office
- TW · TW
- Patent Type
- Applications
- Current Assignee / Owner
- Priority Date
- 2024-12-05
- Filing Date
- 2025-12-05
- Publication Date
- 2026-10-01
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Abstract
has a rate of thickness change that is smaller than that of the cone section
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